ReactOS 0.4.15-dev-8222-g9164419
mixer.c File Reference
#include "precomp.h"
Include dependency graph for mixer.c:

Go to the source code of this file.

Functions

VOID SbMixerReset (IN PUCHAR BasePort)
 
NTSTATUS SbMixerPackLevelData (IN UCHAR Line, IN UCHAR Level, OUT PUCHAR PackedLevel)
 
NTSTATUS SbMixerUnpackLevelData (IN UCHAR Line, IN UCHAR PackedLevel, OUT PUCHAR Level)
 
NTSTATUS SbMixerSetLevel (IN PUCHAR BasePort, IN UCHAR Line, IN UCHAR Level)
 
NTSTATUS SbMixerGetLevel (IN PUCHAR BasePort, IN UCHAR Line, OUT PUCHAR Level)
 
VOID SbMixerEnableAGC (IN PUCHAR BasePort)
 
VOID SbMixerDisableAGC (IN PUCHAR BasePort)
 
BOOLEAN SbMixerIsAGCEnabled (IN PUCHAR BasePort)
 

Function Documentation

◆ SbMixerDisableAGC()

VOID SbMixerDisableAGC ( IN PUCHAR  BasePort)

Definition at line 230 of file mixer.c.

231{
232 /* Untested... */
234 WRITE_SB_MIXER_DATA(BasePort, 0);
235}
#define WRITE_SB_MIXER_DATA(bp, x)
Definition: sbdsp.h:45
#define WRITE_SB_MIXER_REGISTER(bp, x)
Definition: sbdsp.h:43
#define SB_MIX_AGC
Definition: sbdsp.h:113

◆ SbMixerEnableAGC()

VOID SbMixerEnableAGC ( IN PUCHAR  BasePort)

Definition at line 222 of file mixer.c.

223{
224 /* Untested... */
226 WRITE_SB_MIXER_DATA(BasePort, 1);
227}

◆ SbMixerGetLevel()

NTSTATUS SbMixerGetLevel ( IN PUCHAR  BasePort,
IN UCHAR  Line,
OUT PUCHAR  Level 
)

Definition at line 185 of file mixer.c.

189{
190 UCHAR PackedLevel = 0;
192
193 if ( ! Level )
195
196 WRITE_SB_MIXER_REGISTER(BasePort, Line);
197 PackedLevel = READ_SB_MIXER_DATA(BasePort);
198
199 Status = SbMixerUnpackLevelData(Line, PackedLevel, Level);
200
201 switch ( Status )
202 {
203 case STATUS_SUCCESS :
204 break;
205
208
211
212 default :
213 return Status;
214 };
215
216 DbgPrint("SbMixerGetLevel: Line 0x%x, raw level 0x%x, packed 0x%x\n", Line, Level, PackedLevel);
217
218 return STATUS_SUCCESS;
219}
LONG NTSTATUS
Definition: precomp.h:26
Status
Definition: gdiplustypes.h:25
#define DbgPrint
Definition: hal.h:12
#define STATUS_INVALID_PARAMETER_2
Definition: ntstatus.h:476
#define STATUS_INVALID_PARAMETER_1
Definition: ntstatus.h:475
#define STATUS_INVALID_PARAMETER_3
Definition: ntstatus.h:477
#define READ_SB_MIXER_DATA(bp)
Definition: sbdsp.h:44
NTSTATUS SbMixerUnpackLevelData(IN UCHAR Line, IN UCHAR PackedLevel, OUT PUCHAR Level)
Definition: mixer.c:96
#define STATUS_SUCCESS
Definition: shellext.h:65
Definition: ncftp.h:79
_IRQL_requires_same_ typedef _In_ ULONG _In_ UCHAR Level
Definition: wmitypes.h:56
unsigned char UCHAR
Definition: xmlstorage.h:181

◆ SbMixerIsAGCEnabled()

BOOLEAN SbMixerIsAGCEnabled ( IN PUCHAR  BasePort)

Definition at line 238 of file mixer.c.

239{
240 /* Untested... */
242 return (READ_SB_MIXER_DATA(BasePort) != 0);
243}

◆ SbMixerPackLevelData()

NTSTATUS SbMixerPackLevelData ( IN UCHAR  Line,
IN UCHAR  Level,
OUT PUCHAR  PackedLevel 
)

Definition at line 31 of file mixer.c.

35{
36 if ( ! PackedLevel )
38
39 switch ( Line )
40 {
51 case SB_MIX_MIC_LEVEL :
52 case SB_MIX_LEGACY_MIC_LEVEL : /* is this correct? */
53 {
54 if ( Level >= 0x20 )
56
57 *PackedLevel = Level << 3;
58 return STATUS_SUCCESS;
59 }
60
65 {
66 if ( Level >= 0x04 )
68
69 *PackedLevel = Level << 6;
70 return STATUS_SUCCESS;
71 }
72
73 case SB_MIX_VOC_LEVEL : /* legacy */
75 case SB_MIX_FM_LEVEL :
76 case SB_MIX_CD_LEVEL :
78 case SB_MIX_TREBLE_LEFT_LEVEL : /* bass/treble */
82 {
83 if ( Level >= 0x10 )
85
86 *PackedLevel = Level << 4;
87 return STATUS_SUCCESS;
88 }
89
90 default :
92 };
93}
#define SB_MIX_LINE_LEVEL
Definition: sbdsp.h:88
#define SB_MIX_CD_RIGHT_LEVEL
Definition: sbdsp.h:101
#define SB_MIX_MIDI_LEFT_LEVEL
Definition: sbdsp.h:98
#define SB_MIX_INPUT_LEFT_GAIN
Definition: sbdsp.h:109
#define SB_MIX_MIC_LEVEL
Definition: sbdsp.h:104
#define SB_MIX_BASS_RIGHT_LEVEL
Definition: sbdsp.h:117
#define SB_MIX_MASTER_LEFT_LEVEL
Definition: sbdsp.h:94
#define SB_MIX_CD_LEVEL
Definition: sbdsp.h:87
#define SB_MIX_INPUT_RIGHT_GAIN
Definition: sbdsp.h:110
#define SB_MIX_MASTER_LEVEL
Definition: sbdsp.h:85
#define SB_MIX_VOC_LEFT_LEVEL
Definition: sbdsp.h:96
#define SB_MIX_BASS_LEFT_LEVEL
Definition: sbdsp.h:116
#define SB_MIX_LINE_RIGHT_LEVEL
Definition: sbdsp.h:103
#define SB_MIX_MASTER_RIGHT_LEVEL
Definition: sbdsp.h:95
#define SB_MIX_LEGACY_MIC_LEVEL
Definition: sbdsp.h:84
#define SB_MIX_VOC_LEVEL
Definition: sbdsp.h:83
#define SB_MIX_OUTPUT_LEFT_GAIN
Definition: sbdsp.h:111
#define SB_MIX_TREBLE_LEFT_LEVEL
Definition: sbdsp.h:114
#define SB_MIX_OUTPUT_RIGHT_GAIN
Definition: sbdsp.h:112
#define SB_MIX_TREBLE_RIGHT_LEVEL
Definition: sbdsp.h:115
#define SB_MIX_VOC_RIGHT_LEVEL
Definition: sbdsp.h:97
#define SB_MIX_LINE_LEFT_LEVEL
Definition: sbdsp.h:102
#define SB_MIX_FM_LEVEL
Definition: sbdsp.h:86
#define SB_MIX_CD_LEFT_LEVEL
Definition: sbdsp.h:100
#define SB_MIX_MIDI_RIGHT_LEVEL
Definition: sbdsp.h:99

Referenced by SbMixerSetLevel().

◆ SbMixerReset()

VOID SbMixerReset ( IN PUCHAR  BasePort)

Definition at line 24 of file mixer.c.

25{
27 /* Are we meant to send anything else? */
28}
#define SB_MIX_RESET
Definition: sbdsp.h:93

◆ SbMixerSetLevel()

NTSTATUS SbMixerSetLevel ( IN PUCHAR  BasePort,
IN UCHAR  Line,
IN UCHAR  Level 
)

Definition at line 151 of file mixer.c.

155{
156 UCHAR PackedLevel = 0;
158
159 Status = SbMixerPackLevelData(Line, Level, &PackedLevel);
160
161 switch ( Status )
162 {
163 case STATUS_SUCCESS :
164 break;
165
168
171
172 default :
173 return Status;
174 };
175
176 DbgPrint("SbMixerSetLevel: Line 0x%x, raw level 0x%x, packed 0x%x\n", Line, Level, PackedLevel);
177
178 WRITE_SB_MIXER_REGISTER(BasePort, Line);
179 WRITE_SB_MIXER_DATA(BasePort, PackedLevel);
180
181 return STATUS_SUCCESS;
182}
NTSTATUS SbMixerPackLevelData(IN UCHAR Line, IN UCHAR Level, OUT PUCHAR PackedLevel)
Definition: mixer.c:31

◆ SbMixerUnpackLevelData()

NTSTATUS SbMixerUnpackLevelData ( IN UCHAR  Line,
IN UCHAR  PackedLevel,
OUT PUCHAR  Level 
)

Definition at line 96 of file mixer.c.

100{
101 if ( ! Level )
103
104 switch ( Line )
105 {
116 case SB_MIX_MIC_LEVEL :
117 {
118 *Level = PackedLevel >> 3;
119 return STATUS_SUCCESS;
120 }
121
126 {
127 *Level = PackedLevel >> 6;
128 return STATUS_SUCCESS;
129 }
130
131 case SB_MIX_VOC_LEVEL : /* legacy */
133 case SB_MIX_FM_LEVEL :
134 case SB_MIX_CD_LEVEL :
135 case SB_MIX_LINE_LEVEL :
136 case SB_MIX_TREBLE_LEFT_LEVEL : /* bass/treble */
140 {
141 *Level = PackedLevel >> 4;
142 return STATUS_SUCCESS;
143 }
144
145 default :
147 };
148}

Referenced by SbMixerGetLevel().